package com.zhengyisky;

public class UserServiceImpl implements UserService {

    public void list(){
        System.out.println("list...");
        try {
            Thread.sleep(100);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

    public void add(){
        System.out.println("add...");
        try {
            Thread.sleep(200);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

}
